def __init__(self, config_file=None, settings=None, index_mappings=None):
'''
:param index_name:
:param index_type:
'''
if settings is None:
self.dbcfg = DBConfig(config_file=config_file)
else:
self.dbcfg = DBConfig(config_dict=settings)
self._settings = self.dbcfg.settings
self._index_name = self._settings['index_name']
self._index_type = self._settings['index_type']
self._host = self._settings['host']
self._index_mappings = index_mappings
self.es = get_database(self._settings)
